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<a class="jxr_linenumber" name="1" href="#1">1</a>   <strong class="jxr_keyword">package</strong> net.big_oh.algorithms.graph.clique;
<a class="jxr_linenumber" name="2" href="#2">2</a>   
<a class="jxr_linenumber" name="3" href="#3">3</a>   <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.junit.Assert.assertEquals;
<a class="jxr_linenumber" name="4" href="#4">4</a>   <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.junit.Assert.assertFalse;
<a class="jxr_linenumber" name="5" href="#5">5</a>   <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.junit.Assert.assertTrue;
<a class="jxr_linenumber" name="6" href="#6">6</a>   
<a class="jxr_linenumber" name="7" href="#7">7</a>   <strong class="jxr_keyword">import</strong> java.util.Arrays;
<a class="jxr_linenumber" name="8" href="#8">8</a>   <strong class="jxr_keyword">import</strong> java.util.HashSet;
<a class="jxr_linenumber" name="9" href="#9">9</a>   <strong class="jxr_keyword">import</strong> java.util.Set;
<a class="jxr_linenumber" name="10" href="#10">10</a>  
<a class="jxr_linenumber" name="11" href="#11">11</a>  <strong class="jxr_keyword">import</strong> net.big_oh.algorithms.graph.clique.MaximalCliqueFinder;
<a class="jxr_linenumber" name="12" href="#12">12</a>  <strong class="jxr_keyword">import</strong> net.big_oh.algorithms.graph.clique.MaximalCliqueFinderEventListener;
<a class="jxr_linenumber" name="13" href="#13">13</a>  <strong class="jxr_keyword">import</strong> net.big_oh.datastructures.graph.jung.sparse.JungUndirectedGraph;
<a class="jxr_linenumber" name="14" href="#14">14</a>  <strong class="jxr_keyword">import</strong> net.big_oh.datastructures.graph.jung.sparse.JungVertex;
<a class="jxr_linenumber" name="15" href="#15">15</a>  
<a class="jxr_linenumber" name="16" href="#16">16</a>  <strong class="jxr_keyword">import</strong> org.junit.After;
<a class="jxr_linenumber" name="17" href="#17">17</a>  <strong class="jxr_keyword">import</strong> org.junit.Before;
<a class="jxr_linenumber" name="18" href="#18">18</a>  <strong class="jxr_keyword">import</strong> org.junit.Test;
<a class="jxr_linenumber" name="19" href="#19">19</a>  
<a class="jxr_linenumber" name="20" href="#20">20</a>  
<a class="jxr_linenumber" name="21" href="#21">21</a>  <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="22" href="#22">22</a>  <em class="jxr_comment">Copyright (c) 2009 Dave Wingate dba Big-Oh Software (www.big-oh.net)</em>
<a class="jxr_linenumber" name="23" href="#23">23</a>  
<a class="jxr_linenumber" name="24" href="#24">24</a>  <em class="jxr_comment">Permission is hereby granted, free of charge, to any person</em>
<a class="jxr_linenumber" name="25" href="#25">25</a>  <em class="jxr_comment">obtaining a copy of this software and associated documentation</em>
<a class="jxr_linenumber" name="26" href="#26">26</a>  <em class="jxr_comment">files (the "Software"), to deal in the Software without</em>
<a class="jxr_linenumber" name="27" href="#27">27</a>  <em class="jxr_comment">restriction, including without limitation the rights to use,</em>
<a class="jxr_linenumber" name="28" href="#28">28</a>  <em class="jxr_comment">copy, modify, merge, publish, distribute, sublicense, and/or sell</em>
<a class="jxr_linenumber" name="29" href="#29">29</a>  <em class="jxr_comment">copies of the Software, and to permit persons to whom the</em>
<a class="jxr_linenumber" name="30" href="#30">30</a>  <em class="jxr_comment">Software is furnished to do so, subject to the following</em>
<a class="jxr_linenumber" name="31" href="#31">31</a>  <em class="jxr_comment">conditions:</em>
<a class="jxr_linenumber" name="32" href="#32">32</a>  
<a class="jxr_linenumber" name="33" href="#33">33</a>  <em class="jxr_comment">The above copyright notice and this permission notice shall be</em>
<a class="jxr_linenumber" name="34" href="#34">34</a>  <em class="jxr_comment">included in all copies or substantial portions of the Software.</em>
<a class="jxr_linenumber" name="35" href="#35">35</a>  
<a class="jxr_linenumber" name="36" href="#36">36</a>  <em class="jxr_comment">THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,</em>
<a class="jxr_linenumber" name="37" href="#37">37</a>  <em class="jxr_comment">EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES</em>
<a class="jxr_linenumber" name="38" href="#38">38</a>  <em class="jxr_comment">OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND</em>
<a class="jxr_linenumber" name="39" href="#39">39</a>  <em class="jxr_comment">NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT</em>
<a class="jxr_linenumber" name="40" href="#40">40</a>  <em class="jxr_comment">HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,</em>
<a class="jxr_linenumber" name="41" href="#41">41</a>  <em class="jxr_comment">WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING</em>
<a class="jxr_linenumber" name="42" href="#42">42</a>  <em class="jxr_comment">FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR</em>
<a class="jxr_linenumber" name="43" href="#43">43</a>  <em class="jxr_comment">OTHER DEALINGS IN THE SOFTWARE.</em>
<a class="jxr_linenumber" name="44" href="#44">44</a>  <em class="jxr_comment">*/</em>
<a class="jxr_linenumber" name="45" href="#45">45</a>  
<a class="jxr_linenumber" name="46" href="#46">46</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="47" href="#47">47</a>  <em class="jxr_javadoccomment"> * An abstract unit test to be used in testing all MaximalCliqueFinders.</em>
<a class="jxr_linenumber" name="48" href="#48">48</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="49" href="#49">49</a>  <em class="jxr_javadoccomment"> * @author dwingate</em>
<a class="jxr_linenumber" name="50" href="#50">50</a>  <em class="jxr_javadoccomment"> * @version Dec 30, 2009</em>
<a class="jxr_linenumber" name="51" href="#51">51</a>  <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="52" href="#52">52</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../net/big_oh/algorithms/graph/clique/MaximalCliqueFinderUnitTest.html">MaximalCliqueFinderUnitTest</a>
<a class="jxr_linenumber" name="53" href="#53">53</a>  {
<a class="jxr_linenumber" name="54" href="#54">54</a>  
<a class="jxr_linenumber" name="55" href="#55">55</a>  	<strong class="jxr_keyword">private</strong> JungVertex v1;
<a class="jxr_linenumber" name="56" href="#56">56</a>  	<strong class="jxr_keyword">private</strong> JungVertex v2;
<a class="jxr_linenumber" name="57" href="#57">57</a>  	<strong class="jxr_keyword">private</strong> JungVertex v3;
<a class="jxr_linenumber" name="58" href="#58">58</a>  	<strong class="jxr_keyword">private</strong> JungVertex v4;
<a class="jxr_linenumber" name="59" href="#59">59</a>  	<strong class="jxr_keyword">private</strong> JungVertex v5;
<a class="jxr_linenumber" name="60" href="#60">60</a>  	<strong class="jxr_keyword">private</strong> JungVertex v6;
<a class="jxr_linenumber" name="61" href="#61">61</a>  
<a class="jxr_linenumber" name="62" href="#62">62</a>  	<strong class="jxr_keyword">private</strong> JungUndirectedGraph graph;
<a class="jxr_linenumber" name="63" href="#63">63</a>  
<a class="jxr_linenumber" name="64" href="#64">64</a>  	<strong class="jxr_keyword">private</strong> Set&lt;Set&lt;JungVertex&gt;&gt; allCliquesSize2OrGreater;
<a class="jxr_linenumber" name="65" href="#65">65</a>  	<strong class="jxr_keyword">private</strong> Set&lt;Set&lt;JungVertex&gt;&gt; allCliquesSize3OrGreater;
<a class="jxr_linenumber" name="66" href="#66">66</a>  	<strong class="jxr_keyword">private</strong> Set&lt;Set&lt;JungVertex&gt;&gt; allCliquesSize4OrGreater;
<a class="jxr_linenumber" name="67" href="#67">67</a>  
<a class="jxr_linenumber" name="68" href="#68">68</a>  	<strong class="jxr_keyword">private</strong> MaximalCliqueFinder&lt;JungVertex&gt; cliqueFinder;
<a class="jxr_linenumber" name="69" href="#69">69</a>  
<a class="jxr_linenumber" name="70" href="#70">70</a>  	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="71" href="#71">71</a>  <em class="jxr_javadoccomment">	 * @throws java.lang.Exception</em>
<a class="jxr_linenumber" name="72" href="#72">72</a>  <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="73" href="#73">73</a>  	@Before
<a class="jxr_linenumber" name="74" href="#74">74</a>  	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setUp() <strong class="jxr_keyword">throws</strong> Exception
<a class="jxr_linenumber" name="75" href="#75">75</a>  	{
<a class="jxr_linenumber" name="76" href="#76">76</a>  		<em class="jxr_comment">// construct this test graph:</em>
<a class="jxr_linenumber" name="77" href="#77">77</a>  		<em class="jxr_comment">// http://en.wikipedia.org/wiki/File:6n-graf.svg</em>
<a class="jxr_linenumber" name="78" href="#78">78</a>  		v1 = <strong class="jxr_keyword">new</strong> JungVertex(<span class="jxr_string">"v1"</span>);
<a class="jxr_linenumber" name="79" href="#79">79</a>  		v2 = <strong class="jxr_keyword">new</strong> JungVertex(<span class="jxr_string">"v2"</span>);
<a class="jxr_linenumber" name="80" href="#80">80</a>  		v3 = <strong class="jxr_keyword">new</strong> JungVertex(<span class="jxr_string">"v3"</span>);
<a class="jxr_linenumber" name="81" href="#81">81</a>  		v4 = <strong class="jxr_keyword">new</strong> JungVertex(<span class="jxr_string">"v4"</span>);
<a class="jxr_linenumber" name="82" href="#82">82</a>  		v5 = <strong class="jxr_keyword">new</strong> JungVertex(<span class="jxr_string">"v5"</span>);
<a class="jxr_linenumber" name="83" href="#83">83</a>  		v6 = <strong class="jxr_keyword">new</strong> JungVertex(<span class="jxr_string">"v6"</span>);
<a class="jxr_linenumber" name="84" href="#84">84</a>  		graph = <strong class="jxr_keyword">new</strong> JungUndirectedGraph();
<a class="jxr_linenumber" name="85" href="#85">85</a>  		graph.addVertex(v1);
<a class="jxr_linenumber" name="86" href="#86">86</a>  		graph.addVertex(v2);
<a class="jxr_linenumber" name="87" href="#87">87</a>  		graph.addVertex(v3);
<a class="jxr_linenumber" name="88" href="#88">88</a>  		graph.addVertex(v4);
<a class="jxr_linenumber" name="89" href="#89">89</a>  		graph.addVertex(v5);
<a class="jxr_linenumber" name="90" href="#90">90</a>  		graph.addVertex(v6);
<a class="jxr_linenumber" name="91" href="#91">91</a>  		graph.addEdge(v6, v4);
<a class="jxr_linenumber" name="92" href="#92">92</a>  		graph.addEdge(v4, v3);
<a class="jxr_linenumber" name="93" href="#93">93</a>  		graph.addEdge(v4, v5);
<a class="jxr_linenumber" name="94" href="#94">94</a>  		graph.addEdge(v3, v2);
<a class="jxr_linenumber" name="95" href="#95">95</a>  		graph.addEdge(v5, v2);
<a class="jxr_linenumber" name="96" href="#96">96</a>  		graph.addEdge(v5, v1);
<a class="jxr_linenumber" name="97" href="#97">97</a>  		graph.addEdge(v2, v1);
<a class="jxr_linenumber" name="98" href="#98">98</a>  
<a class="jxr_linenumber" name="99" href="#99">99</a>  		<em class="jxr_comment">// ... also add a self-linking edge</em>
<a class="jxr_linenumber" name="100" href="#100">100</a> 		graph.addEdge(v6, v6);
<a class="jxr_linenumber" name="101" href="#101">101</a> 
<a class="jxr_linenumber" name="102" href="#102">102</a> 		<em class="jxr_comment">// ... also add multiple unconnected vertices</em>
<a class="jxr_linenumber" name="103" href="#103">103</a> 		<strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i &lt; 10000; i++)
<a class="jxr_linenumber" name="104" href="#104">104</a> 		{
<a class="jxr_linenumber" name="105" href="#105">105</a> 			graph.addVertex(<strong class="jxr_keyword">new</strong> JungVertex(<span class="jxr_string">"Unconnected_"</span> + i));
<a class="jxr_linenumber" name="106" href="#106">106</a> 		}
<a class="jxr_linenumber" name="107" href="#107">107</a> 
<a class="jxr_linenumber" name="108" href="#108">108</a> 		<em class="jxr_comment">// define the expected maximal cliques</em>
<a class="jxr_linenumber" name="109" href="#109">109</a> 		allCliquesSize2OrGreater = <strong class="jxr_keyword">new</strong> HashSet&lt;Set&lt;JungVertex&gt;&gt;();
<a class="jxr_linenumber" name="110" href="#110">110</a> 		allCliquesSize2OrGreater.add(<strong class="jxr_keyword">new</strong> HashSet&lt;JungVertex&gt;(Arrays.asList(<strong class="jxr_keyword">new</strong> JungVertex[] { v2, v3 })));
<a class="jxr_linenumber" name="111" href="#111">111</a> 		allCliquesSize2OrGreater.add(<strong class="jxr_keyword">new</strong> HashSet&lt;JungVertex&gt;(Arrays.asList(<strong class="jxr_keyword">new</strong> JungVertex[] { v1, v2, v5 })));
<a class="jxr_linenumber" name="112" href="#112">112</a> 		allCliquesSize2OrGreater.add(<strong class="jxr_keyword">new</strong> HashSet&lt;JungVertex&gt;(Arrays.asList(<strong class="jxr_keyword">new</strong> JungVertex[] { v3, v4 })));
<a class="jxr_linenumber" name="113" href="#113">113</a> 		allCliquesSize2OrGreater.add(<strong class="jxr_keyword">new</strong> HashSet&lt;JungVertex&gt;(Arrays.asList(<strong class="jxr_keyword">new</strong> JungVertex[] { v4, v5 })));
<a class="jxr_linenumber" name="114" href="#114">114</a> 		allCliquesSize2OrGreater.add(<strong class="jxr_keyword">new</strong> HashSet&lt;JungVertex&gt;(Arrays.asList(<strong class="jxr_keyword">new</strong> JungVertex[] { v4, v6 })));
<a class="jxr_linenumber" name="115" href="#115">115</a> 
<a class="jxr_linenumber" name="116" href="#116">116</a> 		allCliquesSize3OrGreater = <strong class="jxr_keyword">new</strong> HashSet&lt;Set&lt;JungVertex&gt;&gt;();
<a class="jxr_linenumber" name="117" href="#117">117</a> 		allCliquesSize3OrGreater.add(<strong class="jxr_keyword">new</strong> HashSet&lt;JungVertex&gt;(Arrays.asList(<strong class="jxr_keyword">new</strong> JungVertex[] { v1, v2, v5 })));
<a class="jxr_linenumber" name="118" href="#118">118</a> 
<a class="jxr_linenumber" name="119" href="#119">119</a> 		allCliquesSize4OrGreater = <strong class="jxr_keyword">new</strong> HashSet&lt;Set&lt;JungVertex&gt;&gt;();
<a class="jxr_linenumber" name="120" href="#120">120</a> 
<a class="jxr_linenumber" name="121" href="#121">121</a> 		<em class="jxr_comment">// build the clique finder</em>
<a class="jxr_linenumber" name="122" href="#122">122</a> 		cliqueFinder = buildCliqueFinder();
<a class="jxr_linenumber" name="123" href="#123">123</a> 	}
<a class="jxr_linenumber" name="124" href="#124">124</a> 
<a class="jxr_linenumber" name="125" href="#125">125</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="126" href="#126">126</a> <em class="jxr_javadoccomment">	 * @throws java.lang.Exception</em>
<a class="jxr_linenumber" name="127" href="#127">127</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="128" href="#128">128</a> 	@After
<a class="jxr_linenumber" name="129" href="#129">129</a> 	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> tearDown() <strong class="jxr_keyword">throws</strong> Exception
<a class="jxr_linenumber" name="130" href="#130">130</a> 	{
<a class="jxr_linenumber" name="131" href="#131">131</a> 	}
<a class="jxr_linenumber" name="132" href="#132">132</a> 
<a class="jxr_linenumber" name="133" href="#133">133</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="134" href="#134">134</a> <em class="jxr_javadoccomment">	 * @return Returns the instance of MaximalCliqueFinder to be tested by this</em>
<a class="jxr_linenumber" name="135" href="#135">135</a> <em class="jxr_javadoccomment">	 *         unit test.</em>
<a class="jxr_linenumber" name="136" href="#136">136</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="137" href="#137">137</a> 	<strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> MaximalCliqueFinder&lt;JungVertex&gt; buildCliqueFinder();
<a class="jxr_linenumber" name="138" href="#138">138</a> 
<a class="jxr_linenumber" name="139" href="#139">139</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="140" href="#140">140</a> <em class="jxr_javadoccomment">	 * test ability to identify illegal minSize argument</em>
<a class="jxr_linenumber" name="141" href="#141">141</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="142" href="#142">142</a> 	@Test(expected = IllegalArgumentException.<strong class="jxr_keyword">class</strong>)
<a class="jxr_linenumber" name="143" href="#143">143</a> 	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testFindMaximalCliques_illegalMinSize()
<a class="jxr_linenumber" name="144" href="#144">144</a> 	{
<a class="jxr_linenumber" name="145" href="#145">145</a> 		cliqueFinder.findMaximalCliques(graph, 1);
<a class="jxr_linenumber" name="146" href="#146">146</a> 	}
<a class="jxr_linenumber" name="147" href="#147">147</a> 
<a class="jxr_linenumber" name="148" href="#148">148</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="149" href="#149">149</a> <em class="jxr_javadoccomment">	 * test ability to identify illegal Graph argument</em>
<a class="jxr_linenumber" name="150" href="#150">150</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="151" href="#151">151</a> 	@Test(expected = IllegalArgumentException.<strong class="jxr_keyword">class</strong>)
<a class="jxr_linenumber" name="152" href="#152">152</a> 	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testFindMaximalCliques_illegalGraph()
<a class="jxr_linenumber" name="153" href="#153">153</a> 	{
<a class="jxr_linenumber" name="154" href="#154">154</a> 		cliqueFinder.findMaximalCliques(<strong class="jxr_keyword">null</strong>, 2);
<a class="jxr_linenumber" name="155" href="#155">155</a> 	}
<a class="jxr_linenumber" name="156" href="#156">156</a> 
<a class="jxr_linenumber" name="157" href="#157">157</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="158" href="#158">158</a> <em class="jxr_javadoccomment">	 * test ability to find all maximal cliques with size at least 2</em>
<a class="jxr_linenumber" name="159" href="#159">159</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="160" href="#160">160</a> 	@Test
<a class="jxr_linenumber" name="161" href="#161">161</a> 	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testFindMaximalCliques_minSize2()
<a class="jxr_linenumber" name="162" href="#162">162</a> 	{
<a class="jxr_linenumber" name="163" href="#163">163</a> 		Set&lt;Set&lt;JungVertex&gt;&gt; maximalCliques = cliqueFinder.findMaximalCliques(graph, 2);
<a class="jxr_linenumber" name="164" href="#164">164</a> 		assertEquals(allCliquesSize2OrGreater.size(), maximalCliques.size());
<a class="jxr_linenumber" name="165" href="#165">165</a> 		assertTrue(maximalCliques.containsAll(allCliquesSize2OrGreater));
<a class="jxr_linenumber" name="166" href="#166">166</a> 	}
<a class="jxr_linenumber" name="167" href="#167">167</a> 
<a class="jxr_linenumber" name="168" href="#168">168</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="169" href="#169">169</a> <em class="jxr_javadoccomment">	 * test ability to find all maximal cliques with size at least 3</em>
<a class="jxr_linenumber" name="170" href="#170">170</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="171" href="#171">171</a> 	@Test
<a class="jxr_linenumber" name="172" href="#172">172</a> 	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testFindMaximalCliques_minSize3()
<a class="jxr_linenumber" name="173" href="#173">173</a> 	{
<a class="jxr_linenumber" name="174" href="#174">174</a> 		Set&lt;Set&lt;JungVertex&gt;&gt; maximalCliques = cliqueFinder.findMaximalCliques(graph, 3);
<a class="jxr_linenumber" name="175" href="#175">175</a> 		assertEquals(allCliquesSize3OrGreater.size(), maximalCliques.size());
<a class="jxr_linenumber" name="176" href="#176">176</a> 		assertTrue(maximalCliques.containsAll(allCliquesSize3OrGreater));
<a class="jxr_linenumber" name="177" href="#177">177</a> 	}
<a class="jxr_linenumber" name="178" href="#178">178</a> 
<a class="jxr_linenumber" name="179" href="#179">179</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="180" href="#180">180</a> <em class="jxr_javadoccomment">	 * test ability to find all maximal cliques with size at least 4</em>
<a class="jxr_linenumber" name="181" href="#181">181</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="182" href="#182">182</a> 	@Test
<a class="jxr_linenumber" name="183" href="#183">183</a> 	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testFindMaximalCliques_minSize4()
<a class="jxr_linenumber" name="184" href="#184">184</a> 	{
<a class="jxr_linenumber" name="185" href="#185">185</a> 		Set&lt;Set&lt;JungVertex&gt;&gt; maximalCliques = cliqueFinder.findMaximalCliques(graph, 4);
<a class="jxr_linenumber" name="186" href="#186">186</a> 		assertEquals(allCliquesSize4OrGreater.size(), maximalCliques.size());
<a class="jxr_linenumber" name="187" href="#187">187</a> 		assertTrue(maximalCliques.containsAll(allCliquesSize4OrGreater));
<a class="jxr_linenumber" name="188" href="#188">188</a> 	}
<a class="jxr_linenumber" name="189" href="#189">189</a> 
<a class="jxr_linenumber" name="190" href="#190">190</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="191" href="#191">191</a> <em class="jxr_javadoccomment">	 * confirm that event listeners are notified as expected</em>
<a class="jxr_linenumber" name="192" href="#192">192</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="193" href="#193">193</a> 	@Test
<a class="jxr_linenumber" name="194" href="#194">194</a> 	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testEventNotification()
<a class="jxr_linenumber" name="195" href="#195">195</a> 	{
<a class="jxr_linenumber" name="196" href="#196">196</a> 
<a class="jxr_linenumber" name="197" href="#197">197</a> 		<em class="jxr_comment">// define a private listener class that can be used to count number of</em>
<a class="jxr_linenumber" name="198" href="#198">198</a> 		<em class="jxr_comment">// events received</em>
<a class="jxr_linenumber" name="199" href="#199">199</a> 		<strong class="jxr_keyword">class</strong> <a href="../../../../../net/big_oh/algorithms/graph/clique/MaximalCliqueFinderUnitTest.html">InvocationCountingListener</a> <strong class="jxr_keyword">implements</strong> MaximalCliqueFinderEventListener&lt;JungVertex&gt;
<a class="jxr_linenumber" name="200" href="#200">200</a> 		{
<a class="jxr_linenumber" name="201" href="#201">201</a> 
<a class="jxr_linenumber" name="202" href="#202">202</a> 			<strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> cliqueFoundCount = 0;
<a class="jxr_linenumber" name="203" href="#203">203</a> 			<strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> stepCompletedCount = 0;
<a class="jxr_linenumber" name="204" href="#204">204</a> 
<a class="jxr_linenumber" name="205" href="#205">205</a> 			<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> cliqueFound(Set&lt;JungVertex&gt; clique)
<a class="jxr_linenumber" name="206" href="#206">206</a> 			{
<a class="jxr_linenumber" name="207" href="#207">207</a> 				cliqueFoundCount++;
<a class="jxr_linenumber" name="208" href="#208">208</a> 			}
<a class="jxr_linenumber" name="209" href="#209">209</a> 
<a class="jxr_linenumber" name="210" href="#210">210</a> 			<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> stepCompleted(<strong class="jxr_keyword">long</strong> numStepsCompleted, <strong class="jxr_keyword">long</strong> expectedTotalSteps)
<a class="jxr_linenumber" name="211" href="#211">211</a> 			{
<a class="jxr_linenumber" name="212" href="#212">212</a> 				stepCompletedCount++;
<a class="jxr_linenumber" name="213" href="#213">213</a> 			}
<a class="jxr_linenumber" name="214" href="#214">214</a> 
<a class="jxr_linenumber" name="215" href="#215">215</a> 			<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> getCliqueFoundCount()
<a class="jxr_linenumber" name="216" href="#216">216</a> 			{
<a class="jxr_linenumber" name="217" href="#217">217</a> 				<strong class="jxr_keyword">return</strong> cliqueFoundCount;
<a class="jxr_linenumber" name="218" href="#218">218</a> 			}
<a class="jxr_linenumber" name="219" href="#219">219</a> 
<a class="jxr_linenumber" name="220" href="#220">220</a> 			<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> getStepCompletedCount()
<a class="jxr_linenumber" name="221" href="#221">221</a> 			{
<a class="jxr_linenumber" name="222" href="#222">222</a> 				<strong class="jxr_keyword">return</strong> stepCompletedCount;
<a class="jxr_linenumber" name="223" href="#223">223</a> 			}
<a class="jxr_linenumber" name="224" href="#224">224</a> 
<a class="jxr_linenumber" name="225" href="#225">225</a> 		}
<a class="jxr_linenumber" name="226" href="#226">226</a> 
<a class="jxr_linenumber" name="227" href="#227">227</a> 		<em class="jxr_comment">// create listeners</em>
<a class="jxr_linenumber" name="228" href="#228">228</a> 		InvocationCountingListener listener1 = <strong class="jxr_keyword">new</strong> <a href="../../../../../net/big_oh/algorithms/graph/clique/MaximalCliqueFinderUnitTest.html">InvocationCountingListener</a>();
<a class="jxr_linenumber" name="229" href="#229">229</a> 		InvocationCountingListener listener2 = <strong class="jxr_keyword">new</strong> <a href="../../../../../net/big_oh/algorithms/graph/clique/MaximalCliqueFinderUnitTest.html">InvocationCountingListener</a>();
<a class="jxr_linenumber" name="230" href="#230">230</a> 
<a class="jxr_linenumber" name="231" href="#231">231</a> 		<em class="jxr_comment">// attach listeners</em>
<a class="jxr_linenumber" name="232" href="#232">232</a> 		cliqueFinder.addListener(listener1);
<a class="jxr_linenumber" name="233" href="#233">233</a> 		cliqueFinder.addListener(listener2);
<a class="jxr_linenumber" name="234" href="#234">234</a> 
<a class="jxr_linenumber" name="235" href="#235">235</a> 		<em class="jxr_comment">// find cliques with listeners attached to cliqueFinder</em>
<a class="jxr_linenumber" name="236" href="#236">236</a> 		Set&lt;Set&lt;JungVertex&gt;&gt; maximalCliques = cliqueFinder.findMaximalCliques(graph, 2);
<a class="jxr_linenumber" name="237" href="#237">237</a> 		assertFalse(maximalCliques.isEmpty());
<a class="jxr_linenumber" name="238" href="#238">238</a> 
<a class="jxr_linenumber" name="239" href="#239">239</a> 		<em class="jxr_comment">// confirm that stepCompleted(..) was called a reasonable number of</em>
<a class="jxr_linenumber" name="240" href="#240">240</a> 		<em class="jxr_comment">// times</em>
<a class="jxr_linenumber" name="241" href="#241">241</a> 		assertTrue(listener1.getStepCompletedCount() &gt;= graph.getVertexCount());
<a class="jxr_linenumber" name="242" href="#242">242</a> 		assertTrue(listener2.getStepCompletedCount() &gt;= graph.getVertexCount());
<a class="jxr_linenumber" name="243" href="#243">243</a> 
<a class="jxr_linenumber" name="244" href="#244">244</a> 		<em class="jxr_comment">// confirm that cliqueFound(..) was called the expected number of times</em>
<a class="jxr_linenumber" name="245" href="#245">245</a> 		assertEquals(maximalCliques.size(), listener1.getCliqueFoundCount());
<a class="jxr_linenumber" name="246" href="#246">246</a> 		assertEquals(maximalCliques.size(), listener2.getCliqueFoundCount());
<a class="jxr_linenumber" name="247" href="#247">247</a> 	}
<a class="jxr_linenumber" name="248" href="#248">248</a> 
<a class="jxr_linenumber" name="249" href="#249">249</a> }
</pre>
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